Castelli AERO RACE 6.0 JERSEY Color: Bordeaux Size: S Pit to pit 15” Weight:131 g Temperature:18°C - 35°C / 64°F - 95°F Fit: Race CFD-based fabric placement and seam construction Engineered for aero efficiency at 30 to 55 km/h Airflow shoulder construction Velocity Rev2 fabric on front and sleeve 3D mesh back for breathability Elbow-length stretch sleeves with raw-cut edge YKK® Vislon® zipper Drop tail allows perfect pocket placement while keeping jersey fitting well at waist Condition is perfect. Worn only 3 times. No flaws.